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| 1 // Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file | |
| 2 // for details. All rights reserved. Use of this source code is governed by a | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 /// Contains the names of globals that are embedded into the output by the | |
| 6 /// compiler. | |
| 7 /// | |
| 8 /// Variables embedded this way should be access with `JS_EMBEDDED_GLOBAL` from | |
| 9 /// the `_foreign_helper` library. | |
| 10 /// | |
| 11 /// This library is shared between the compiler and the runtime system. | |
| 12 library dart2js._embedded_names; | |
| 13 | |
| 14 const DISPATCH_PROPERTY_NAME = "dispatchPropertyName"; | |
| 15 const TYPE_INFORMATION = 'typeInformation'; | |
| 16 const GLOBAL_FUNCTIONS = 'globalFunctions'; | |
| 17 const STATICS = 'statics'; | |
| 18 | |
| 19 /// If [JSInvocationMirror._invokeOn] is being used, this embedded global | |
| 20 /// contains a JavaScript map with the names of methods that are | |
| 21 /// intercepted. | |
| 22 const INTERCEPTED_NAMES = 'interceptedNames'; | |
| 23 | |
| 24 /// A JS map from mangled global names to their unmangled names. | |
| 25 /// | |
| 26 /// If the program does not use reflection may be empty (but not null or | |
| 27 /// undefined). | |
| 28 const MANGLED_GLOBAL_NAMES = 'mangledGlobalNames'; | |
| 29 | |
| 30 const MANGLED_NAMES = 'mangledNames'; | |
| 31 const LIBRARIES = 'libraries'; | |
| 32 const FINISHED_CLASSES = 'finishedClasses'; | |
| 33 const ALL_CLASSES = 'allClasses'; | |
| 34 const INTERCEPTORS_BY_TAG = 'interceptorsByTag'; | |
| 35 const LEAF_TAGS = 'leafTags'; | |
| 36 const LAZIES = 'lazies'; | |
| 37 const GET_ISOLATE_TAG = 'getIsolateTag'; | |
| 38 const ISOLATE_TAG = 'isolateTag'; | |
| 39 const CURRENT_SCRIPT = 'currentScript'; | |
| 40 const DEFERRED_LIBRARY_URIS = 'deferredLibraryUris'; | |
| 41 const DEFERRED_LIBRARY_HASHES = 'deferredLibraryHashes'; | |
| 42 const INITIALIZE_LOADED_HUNK = 'initializeLoadedHunk'; | |
| 43 const IS_HUNK_LOADED = 'isHunkLoaded'; | |
| 44 const IS_HUNK_INITIALIZED = 'isHunkInitialized'; | |
| 45 const DEFERRED_INITIALIZED = 'deferredInitialized'; | |
| 46 const PRECOMPILED = 'precompiled'; | |
| 47 | |
| 48 /// The name of the embedded global for metadata. | |
| 49 /// | |
| 50 /// Use [JsBuiltin.getMetadata] instead of directly accessing this embedded | |
| 51 /// global. | |
| 52 const METADATA = 'metadata'; | |
| 53 | |
| 54 /// A list of types used in the program e.g. for reflection or encoding of | |
| 55 /// function types. | |
| 56 /// | |
| 57 /// Use [JsBuiltin.getType] instead of directly accessing this embedded global. | |
| 58 const TYPES = 'types'; | |
| 59 | |
| 60 /// Returns a function that creates a new Isolate (its static state). | |
| 61 /// | |
| 62 /// (floitsch): Note that this will probably go away, since one JS heap will | |
| 63 /// only contain one Dart isolate. | |
| 64 const CREATE_NEW_ISOLATE = 'createNewIsolate'; | |
| 65 | |
| 66 const CLASS_ID_EXTRACTOR = 'classIdExtractor'; | |
| 67 const CLASS_FIELDS_EXTRACTOR = 'classFieldsExtractor'; | |
| 68 const INSTANCE_FROM_CLASS_ID = "instanceFromClassId"; | |
| 69 const INITIALIZE_EMPTY_INSTANCE = "initializeEmptyInstance"; | |
| 70 const TYPEDEF_TYPE_PROPERTY_NAME = r"$typedefType"; | |
| 71 const TYPEDEF_PREDICATE_PROPERTY_NAME = r"$$isTypedef"; | |
| 72 const NATIVE_SUPERCLASS_TAG_NAME = r"$nativeSuperclassTag"; | |
| 73 | |
| 74 /// Returns the type given the name of a class. | |
| 75 /// This function is called by the runtime when computing rti. | |
| 76 const GET_TYPE_FROM_NAME = 'getTypeFromName'; | |
| 77 const TYPE_TO_INTERCEPTOR_MAP = "typeToInterceptorMap"; | |
| 78 | |
| 79 /// Names that are supported by [JS_GET_NAME]. | |
| 80 // TODO(herhut): Make entries lower case (as in fields) and find a better name. | |
| 81 enum JsGetName { | |
| 82 GETTER_PREFIX, | |
| 83 SETTER_PREFIX, | |
| 84 CALL_PREFIX, | |
| 85 CALL_PREFIX0, | |
| 86 CALL_PREFIX1, | |
| 87 CALL_PREFIX2, | |
| 88 CALL_PREFIX3, | |
| 89 CALL_CATCH_ALL, | |
| 90 REFLECTABLE, | |
| 91 CLASS_DESCRIPTOR_PROPERTY, | |
| 92 REQUIRED_PARAMETER_PROPERTY, | |
| 93 DEFAULT_VALUES_PROPERTY, | |
| 94 CALL_NAME_PROPERTY, | |
| 95 DEFERRED_ACTION_PROPERTY, | |
| 96 /// Prefix used for generated type argument substitutions on classes. | |
| 97 OPERATOR_AS_PREFIX, | |
| 98 /// Name used for generated function types on classes and methods. | |
| 99 SIGNATURE_NAME, | |
| 100 /// Name used to tag typedefs. | |
| 101 TYPEDEF_TAG, | |
| 102 /// Name used to tag void return in function type representations in | |
| 103 /// JavaScript. | |
| 104 FUNCTION_TYPE_VOID_RETURN_TAG, | |
| 105 /// Name used to tag return types in function type representations in | |
| 106 /// JavaScript. | |
| 107 FUNCTION_TYPE_RETURN_TYPE_TAG, | |
| 108 /// Name used to tag required parameters in function type representations | |
| 109 /// in JavaScript. | |
| 110 FUNCTION_TYPE_REQUIRED_PARAMETERS_TAG, | |
| 111 /// Name used to tag optional parameters in function type representations | |
| 112 /// in JavaScript. | |
| 113 FUNCTION_TYPE_OPTIONAL_PARAMETERS_TAG, | |
| 114 /// Name used to tag named parameters in function type representations in | |
| 115 /// JavaScript. | |
| 116 FUNCTION_TYPE_NAMED_PARAMETERS_TAG, | |
| 117 /// Field name used for determining if an object or its interceptor has | |
| 118 /// JavaScript indexing behavior. | |
| 119 IS_INDEXABLE_FIELD_NAME, | |
| 120 } | |
| 121 | |
| 122 enum JsBuiltin { | |
| 123 /// Returns the JavaScript constructor function for Dart's Object class. | |
| 124 /// This can be used for type tests, as in | |
| 125 /// | |
| 126 /// var constructor = JS_BUILTIN('', JsBuiltin.dartObjectContructor); | |
| 127 /// if (JS('bool', '# instanceof #', obj, constructor)) | |
| 128 /// ... | |
| 129 dartObjectConstructor, | |
| 130 | |
| 131 /// Returns the JavaScript-constructor name given an [isCheckProperty]. | |
| 132 /// | |
| 133 /// This relies on a deterministic encoding of is-check properties (for | |
| 134 /// example `$isFoo` for a class `Foo`). In minified code the returned | |
| 135 /// classname is the minified name of the class. | |
| 136 /// | |
| 137 /// JS_BUILTIN('returns:String;depends:none;effects:none', | |
| 138 /// JsBuiltin.isCheckPropertyToJsConstructorName, | |
| 139 /// isCheckProperty); | |
| 140 isCheckPropertyToJsConstructorName, | |
| 141 | |
| 142 /// Returns true if the given type is a function type. Returns false for | |
| 143 /// the one `Function` type singleton. (See [isFunctionTypeSingleton]). | |
| 144 /// | |
| 145 /// JS_BUILTIN('bool', JsBuiltin.isFunctionType, o) | |
| 146 isFunctionType, | |
| 147 | |
| 148 /// Returns a new function type object. | |
| 149 /// | |
| 150 /// JS_BUILTIN('=Object', JsBuiltin.createFunctionType) | |
| 151 createFunctionTypeRti, | |
| 152 | |
| 153 /// Returns the JavaScript-constructor name given an rti encoding. | |
| 154 /// | |
| 155 /// JS_BUILTIN('String', JsBuiltin.rawRtiToJsConstructorName, rti) | |
| 156 rawRtiToJsConstructorName, | |
| 157 | |
| 158 /// Returns the raw runtime type of the given object. The given argument | |
| 159 /// [o] should be the interceptor (for non-Dart objects). | |
| 160 /// | |
| 161 /// JS_BUILTIN('', JsBuiltin.rawRuntimeType, o) | |
| 162 rawRuntimeType, | |
| 163 | |
| 164 /// Returns whether the given type is a subtype of other. | |
| 165 /// | |
| 166 /// The argument `other` is the name of the potential supertype. It is | |
| 167 /// computed by `runtimeTypeToString`; | |
| 168 /// | |
| 169 /// *The `other` name must be passed in before the `type`.* | |
| 170 /// | |
| 171 /// JS_BUILTIN('returns:bool;effects:none;depends:none', | |
| 172 /// JsBuiltin.isSubtype, other, type); | |
| 173 isSubtype, | |
| 174 | |
| 175 /// Returns true if the given type is _the_ `Function` type. | |
| 176 /// That is, it returns true if the given [type] is exactly the `Function` | |
| 177 /// type rti-encoding. | |
| 178 /// | |
| 179 /// JS_BUILTIN('returns:bool;effects:none;depends:none', | |
| 180 /// JsBuiltin.isFunctionTypeLiteral, type); | |
| 181 isFunctionTypeRti, | |
| 182 | |
| 183 /// Returns whether the given type is _the_ null-type.. | |
| 184 /// | |
| 185 /// JS_BUILTIN('returns:bool;effects:none;depends:none', | |
| 186 /// JsBuiltin.isNullType, type); | |
| 187 isNullTypeRti, | |
| 188 | |
| 189 /// Returns whether the given type is _the_ Dart Object type. | |
| 190 /// | |
| 191 /// JS_BUILTIN('returns:bool;effects:none;depends:none', | |
| 192 /// JsBuiltin.isDartObjectType, type); | |
| 193 isDartObjectTypeRti, | |
| 194 | |
| 195 /// Returns the metadata of the given [index]. | |
| 196 /// | |
| 197 /// JS_BUILTIN('returns:var;effects:none;depends:none', | |
| 198 /// JsBuiltin.getMetadata, index); | |
| 199 getMetadata, | |
| 200 | |
| 201 /// Returns the type of the given [index]. | |
| 202 /// | |
| 203 /// JS_BUILTIN('returns:var;effects:none;depends:none', | |
| 204 /// JsBuiltin.getType, index); | |
| 205 getType, | |
| 206 } | |
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Chromium Code Reviews
Issue 1212513002:
sdk files reorganization to make dart2js a proper package (Closed)
Base URL: git@github.com:dart-lang/sdk.git@master